center iframe { width: 100%; height: calc(100vw * 9 / 16 ); }
var setResponsive = function () { if ($(window).height() > $("#adminmenuwrap").height() + 50) { $('#adminmenuwrap').css('position', 'fixed'); } else { $('#adminmenuwrap').css('position', 'relative'); } } $(window).resize(setResponsive); setResponsive();